How many moles of H PO are produced when 71.0 g P O reacts completely to form H PO ?
P4 O10 (s) + 6H2 ? 4H3 PO4 (aq)a. 0.063 5 mol
b. 1.00 mol
c. 4.00 mol
d. 16.0 mol
Answer: B
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